List of object–relational mapping software
This is a list of well-known object–relational mapping software.
Java
- Apache Cayenne, open-source for Java
- Apache OpenJPA, open-source for Java
- DataNucleus, open-source JDO and JPA implementation
- Ebean, open-source ORM framework
- EclipseLink, Eclipse persistence platform
- Enterprise JavaBeans
- Enterprise Objects Framework, Mac OS X/Java, part of Apple WebObjects
- Hibernate, open-source ORM framework, widely used
- Java Data Objects
- JOOQ Object Oriented Querying
- Kodo, commercial implementation of both Java Data Objects and Java Persistence API
- TopLink by Oracle
Node.js
- , lightweight ORM tool for PostgreSQL, MySQL, and SQLite3
- TypeScript/JavaScript ORM for PostgreSQL, MySQL, SQL Server, SQLite, Oracle, SAP ASE and Cloudflare D1
- TypeScript/JavaScript ORM for PostgreSQL, MySQL, SQL Server, SQLite, MongoDB, CockroachDB, Planetscale, MariaDB
- , Node.js ORM tool for Postgres, MySQL, MariaDB, SQLite, DB2, Microsoft SQL Server, and Snowflake
- , TypeScript/JavaScript scalable ORM tool
- , TypeScript ORM based on Data Mapper, Unit of Work and Identity Map patterns. Supports PostgreSQL, MySQL, SQLite, MongoDB, and MariaDB
iOS
.NET
- Base One Foundation Component Library, free or commercial
- Dapper, open source
- Entity Framework, included in.NET Framework 3.5 SP1 and above
- iBATIS, free open source, maintained by ASF but now inactive.
- LINQ to SQL, included in.NET Framework 3.5
- NHibernate, open source
- nHydrate, open source
- Quick Objects, free or commercial
Objective-C, Cocoa
- Enterprise Objects, one of the first commercial OR mappers, available as part of WebObjects
- Core Data, object graph management framework with several persistent stores, ships with Mac OS X and iOS
Perl
PHP
- Laravel, framework that contains an ORM called "Eloquent" an ActiveRecord implementation.
- Doctrine, open source ORM for PHP, Free software
- CakePHP, ORM and framework, open source ; based on database introspection, no class extending
- CodeIgniter, framework that includes an ActiveRecord implementation
- Yii, ORM and framework, released under the BSD license. Based on the ActiveRecord pattern
- FuelPHP, ORM and framework for PHP, released under the MIT license. Based on the ActiveRecord pattern.
- Laminas, framework that includes a table data gateway and row data gateway implementations
- Qcodo, ORM and framework, open source
- Redbean, ORM layer for PHP, for creating and maintaining tables on the fly, open source, BSD
- Skipper, visualization tool and a code/schema generator for PHP ORM frameworks, commercial
Python
- Django, ActiveRecord ORM included in Django framework, open source
- SQLAlchemy, open source, a Data Mapper ORM
- SQLObject, open source
- Storm, open source developed at Canonical Ltd.
- Tryton, open source
- web2py, the facilities of an ORM are handled by the DAL in web2py, open source
- Odoo – Formerly known as OpenERP, It is an Open Source ERP in which ORM is included.
Ruby
Rust
Smalltalk
- TOPLink/Smalltalk, by Oracle, the Smalltalk predecessor of the Java version of TOPLink